Home / 105,825.96-146,042.60-60,511.32

Finding the Fourth Proportional to 105,825.96, 146,042.60 and 60,511.32

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Solution

The fourth proportional to 105,825.96, 146,042.60 and 60,511.32 is: 83,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,825.96 : 146,042.60 = 60,511.32 : x
  2. Step 2: Convert to fraction form
    105,825.96/146,042.60 = 60,511.32/x
  3. Step 3: Cross multiply
    105,825.96x = 146,042.60 × 60,511.32
  4. Step 4: Simplify right side
    105,825.96x = 8,837,230,199.68
  5. Step 5: Solve for x
    x = 8,837,230,199.68/105,825.96
  6. Step 6: Final answer
    x = 83,507.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.